<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style>
    img,h1,div{
    text-align:center;
    }
.one>p{
    color: aqua;
}
        .one p{
            color: red;
        }

    </style>
</head>
<body>
<img src="images/about.jpg" alt=""/>
<h1>我是一个列表</h1>

<div class="one">
    <p>我是一个段落</p>
    <ul>
        <li>
            <p>
                我是一个段落
            </p>
        </li>
    </ul>
</div>
</body>
</html>